linux-kernel - [tip:timers/core] net: sched: Use hrtimer_resolution instead of hrtimer_get

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Date:	Wed, 22 Apr 2015 12:05:20 -0700
From:	tip-bot for Thomas Gleixner <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	preeti@...ux.vnet.ibm.com, fweisbec@...il.com, tglx@...utronix.de,
	viresh.kumar@...aro.org, peterz@...radead.org,
	linux-kernel@...r.kernel.org, davem@...emloft.net,
	mingo@...nel.org, mtosatti@...hat.com, jhs@...atatu.com,
	hpa@...or.com
Subject: [tip:timers/core] net: sched:
  Use hrtimer_resolution instead of hrtimer_get_res()

Commit-ID:  1e3176885cce8e0137d6f4072c5910bfa00901ed
Gitweb:     http://git.kernel.org/tip/1e3176885cce8e0137d6f4072c5910bfa00901ed
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Tue, 14 Apr 2015 21:08:28 +0000
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Wed, 22 Apr 2015 17:06:48 +0200

net: sched: Use hrtimer_resolution instead of hrtimer_get_res()

No point in converting a timespec now that the value is directly
accessible.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: David S. Miller <davem@...emloft.net>
Acked-by: Peter Zijlstra <peterz@...radead.org>
Cc: Preeti U Murthy <preeti@...ux.vnet.ibm.com>
Cc: Viresh Kumar <viresh.kumar@...aro.org>
Cc: Marcelo Tosatti <mtosatti@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jamal Hadi Salim <jhs@...atatu.com>
Link: http://lkml.kernel.org/r/20150414203500.720623028@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 net/sched/sch_api.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index ad9eed7..45bc63a 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1883,13 +1883,10 @@ EXPORT_SYMBOL(tcf_destroy_chain);
 #ifdef CONFIG_PROC_FS
 static int psched_show(struct seq_file *seq, void *v)
 {
-	struct timespec ts;
-
-	hrtimer_get_res(CLOCK_MONOTONIC, &ts);
 	seq_printf(seq, "%08x %08x %08x %08x\n",
 		   (u32)NSEC_PER_USEC, (u32)PSCHED_TICKS2NS(1),
 		   1000000,
-		   (u32)NSEC_PER_SEC/(u32)ktime_to_ns(timespec_to_ktime(ts)));
+		   (u32)NSEC_PER_SEC / hrtimer_resolution);
 
 	return 0;
 }
--
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